Update netlify.toml

Author: FalkWolsky

client/netlify.toml

@@ -6,4 +6,9 @@
   for = "/*"
   [headers.values]
     Access-Control-Allow-Origin = "*"
-    Access-Control-Allow-Methods = "GET, POST, PUT, DELETE, OPTION"
+    Access-Control-Allow-Method = '''
+    GET,
+    POST,
+    PUT,
+    DELETE
+    OPTION'''